Ricoh B230 Service Manual

General Specifications 
SM 141 B786 
B786 
Fax Option 6. SPECIFICATIONS 
6.1 GENERAL SPECIFICATIONS 
6.1.1 FCU 
Type:  Desktop type transceiver 
Circuit: PSTN (max. 3ch.) 
PABX 
Connection: Direct couple 
Original Size: Book (Face down) 
Maximum Length: 432 mm [17 ins] 
Maximum Width: 297 mm [11.7 ins] 
ARDF (Face up) 
(Single-sided document) 
Length: 128 - 1200 mm [5.0 - 47.2 ins] 
Width: 105 - 297 mm [4.1 - 11.7 inch] 
(Double-sided document) 
Length: 128 - 432 mm [5.0 - 17 inch] 
Width: 105 - 297 mm...

General Specifications 
B786 142  SM 
I/O Rate: With ECM: 0 ms/line 
Without ECM: 2.5, 5, 10, 20, or 40 ms/line 
Memory Capacity: ECM: 128 KB 
SAF 
Standard: 4 MB 
With optional Expansion Memory: 28 MB (4 MB+ 24 MB) 
Page Memory 
Standard: 4 MB (Print: 2 MB + Scanner: 2 MB) 
With optional Expansion Memory: 12 MB (4 MB + 8 MB) 
(Print 8 MB + Scanner: 4 MB) 
 
6.1.2 CAPABILITIES OF PROGRAMMABLE ITEMS 
The following table shows the capabilities of each programmable items. 
 
Item Standard 
Quick Dial  2000...

General Specifications 
SM 143 B786 
B786 
Fax Option 
( Note) 
 
ƒ  Measured using an ITU-T #1 test document (Slerexe letter) at the standard 
resolution, the auto image density mode and the Text mode.  

IFAX Specifications 
B786 144  SM 
6.2 IFAX SPECIFICATIONS 
Connectivity: Local area network  
Ethernet 100base-Tx/10base-T 
IEEE1394 (IP over 1394) 
IEEE802.11b (wireless LAN) 
Resolution: Main scan: 400 dpi, 200 dpi 
Sub scan: 400 dpi, 200 dpi, 100 dpi  
ƒ  To use 400 dpi, IFAX SW01 Bit 4 must be set to “1”. 
Transmission 
Time: 1 s (through a LAN to the server) 
Condition: ITU-T #1 test document (Selerexe Letter) 
MTF correction: OFF 
TTI: None 
Resolution: 200 x 100 dpi 
Communication speed: 10 Mbps...

IP-FAX Specifications 
SM 145 B786 
B786 
Fax Option 
6.3 IP-FAX SPECIFICATIONS 
Network: Local Area  Network 
Ethernet/10base-T, 100base-TX 
IEEE1394 (IP over 1394) 
IEEE802.11b (wireless LAN) 
Scan line density: 8 x 3.85 lines/mm, 200x100dpi (standard character), 
8 x 7.7lines/mm, 200x200dpi (detail character), 
8 x 15.4lines/mm (fine character: optional expansion memory 
required), 
16 x 15.4lines/mm, 400x400dpi (super fine character: optional 
expansion memory required) 
Original size:  Maximum A3 or...

Fax Unit Configuration 
B786 146  SM 
6.4  FAX UNIT CONFIGURATION 
 
 
Component Code No. Remarks 
MBU 1 
FCU 2 
FCU I/F  3 
Mother Board  4 
Speaker B786 
5 Included with fax unit 
Expansion Memory   G578  6  Optional 
CCU I/F Board  7 
SG3 Board  B787 
8 Optional 
SG3 Board  B787  9  Optiona 
Handset Type 1018  B433    NA only. Common with J-C2 
 
  

 
 
 
 
ARDF DF3000 
B789  

SM i B789 
Read This First 
Safety and Symbols 
Replacement Procedure Safety 
 
ƒ  Turn off the main power switch and unplug the machine before beginning any of 
the replacement procedures in this manual. 
  
Symbols Used in this Manual 
This manual uses the following symbols. 
: See or Refer to 
: Screws 
: Connector 
: Clip ring 
: E-ring  

B789 ii  SM 
B789 
TABLE OF CONTENTS
 
 
Read This First............................................................................................................ i 
Safety and Symbols ......................................................................................... i 
Replacement Procedure Safety .................................................................... i 
Symbols Used in this Manual ........................................................................ i 
Table of...